Upper B Street Weather Forecast

    • 54
    • 73

    Becoming Sunny

    • 54
    • 75

    Mostly Sunny

    • 57
    • 82

    Mostly Sunny

    • 57
    • 82

    Mostly Sunny

    • 56
    • 81

    Mostly Sunny

    • 56
    • 78

    Partly Sunny

Today 25 Jun San Francisco Bay Shoreline

Sunny. Highs in the mid 60s to upper 70s. West Winds 5 to 10 Mph increasing to 10 to 20 Mph in the afternoon.

Tonight 25 Jun San Francisco Bay Shoreline

Mostly clear. Lows in the mid 50s. West Winds 10 to 20 Mph.

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Upper B Street Temperature Statistics

June Temperature

Hayward, Hayward Air Terminal (2.5 miles)

  • Lowest 15 June, 2025

    50.6 °F

  • Average June

    62 °F

  • Highest 2 June, 2025

    76.6 °F

Climate (2020–Present)

Hayward, Hayward Air Terminal (2.5 miles)

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  • Average Low 2020–2025

    52.1 °F

  • Average 2020–2025

    59.4 °F

  • Average High 2020–2025

    69.2 °F
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